SQL Aggregate Functions – Free Tutorial and Online Training
SQL Aggregate functions are described in this article. SQL functions are like average , sum , count , first last etc. SQL Aggregate functions Consider the following Student table with ID, Marks, Age,Name as columns. +—-+——-+—–+———–+ | Table Name – Student | +—-+——-+—–+———–+ | ID | MARKS | AGE | NAME | +—-+——-+—–+———–+ | 1 …
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